/*
 * Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
 *
 * This file is part of Resin(R) Open Source
 *
 * Each copy or derived work must preserve the copyright notice and this
 * notice unmodified.
 *
 * Resin Open Source is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * Resin Open Source is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
 * of NON-INFRINGEMENT.  See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Resin Open Source; if not, write to the
 *
 *   Free Software Foundation, Inc.
 *   59 Temple Place, Suite 330
 *   Boston, MA 02111-1307  USA
 *
 * @author Scott Ferguson
 */

package com.caucho.jcr.base;

import com.caucho.util.L10N;

import javax.jcr.PropertyType;
import javax.jcr.RepositoryException;
import javax.jcr.ValueFormatException;
import java.io.IOException;
import java.io.InputStream;

/**
 * Represents a binary stream value
 */
abstract public class BinaryValue extends BaseValue {
  private static final L10N L = new L10N(BaseValue.class);
  
  public String getString()
    throws ValueFormatException,
           IllegalStateException,
           RepositoryException
  {
    StringBuilder sb = new StringBuilder();

    try {
      InputStream is = getStream();

      // XXX: encoding
      int ch;

      while ((ch = is.read()) >= 0) {
        sb.append((char) ch);
      }

      return sb.toString();
    } catch (IOException e) {
      throw new ValueFormatException(e);
    }
  }
  
  abstract public InputStream getStream()
    throws IllegalStateException,
           RepositoryException;
  
  public int getType()
  {
    return PropertyType.STRING;
  }
}
